刘正友

Special crane ship for transporting & erecting bridges on sea

刘钊, 秦顺全, 胡国庆, 2003 .

Method for producing sulfur absorbing agent by í«salty mudí»

刘正友, 蒋海斌, 2007 .

Multifunctional wind power engineering catamaran for offshore high-altitude heavy-load hoisting and installation operation

刘楠, 熊壮, 刘正友, 2012 .